- Winwin Tools Co., Limited
- Main products: Hand Riveter , Screwdriver , Wrench , Measuring Tools , Tool Box , Pipe Cutter , Hacksa
- Fujian [Verified]
- Shenzhen Pride Instrument Inc.
- Main products: Hardness Tester , Measuring Tools , Paint Testing , Material Machine , Metallographic Machine , Force & Torque Gaug
- Shandong [Verified]
- Wintape Measuring Tape Co., Ltd.
- Main products: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Western Europe
- Guangdong [Verified]
- Xi'an Tosilon Automation Co., Ltd.
- Main products: Electrical & Electronics, Industrial Equipment & Components, Instruments & Meters, Metallurgy, Mineral & Energy, Transportation
- Shaanxi [Verified]
- Xiuyan Precision Instrument Factory
- Main products: Flow Meter , Level Meter , Electromagnetic Flow Meter , Variable Area Flow Meter , Target Flow Meter , Magnetic Lev
- Liaoning [Verified]